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Consolidated Statements of Changes in Shareholders' Equity (Parenthetical)ls) - $ / shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Common shares, par value (USD per share) | $ 1.00 | $ 1.00 | $ 1.00 | $ 1.00
Cash dividends declared on common stock (in dollars per share) | 0.10 | 0.10 | 0.30 | 0.30
Cash dividends declared on Serial Preferred Shares, Series B (in dollars per share) | $ 0 | $ 0 | $ 0 | $ 15.688377
Voting Preference Shares |  |  |  |
Preferred stock, shares authorized (shares) | 5,000,000 | 5,000,000 | 5,000,000 | 5,000,000
Preferred stock, shares issued (shares) | 0 | 0 | 0 | 0
Serial Preferred Stock |  |  |  |
Preferred stock, shares authorized (shares) | 20,000,000 | 20,000,000 | 20,000,000 | 20,000,000

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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(16)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479170/946-210-S99-1 + Details
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